Finding the Third Proportional to 668,186 and 1,456,970

Step by Step Solution

1. Step 1: Write the proportion equation
   668,186 : 1,456,970 = 1,456,970 : x
2. Step 2: Convert to fraction form
   668,186/1,456,970 = 1,456,970/x
3. Step 3: Cross multiply
   668,186x = 1,456,970 × 1,456,970
4. Step 4: Simplify right side
   668,186x = 2,122,761,580,900
5. Step 5: Solve for x
   x = 2,122,761,580,900/668,186
6. Step 6: Final answer
   x = 3,176,902.21